CN206008437U - Incinerator exhaust treatment system - Google Patents
Incinerator exhaust treatment system Download PDFInfo
- Publication number
- CN206008437U CN206008437U CN201620960537.7U CN201620960537U CN206008437U CN 206008437 U CN206008437 U CN 206008437U CN 201620960537 U CN201620960537 U CN 201620960537U CN 206008437 U CN206008437 U CN 206008437U
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- cooling
- cooling tower
- spray liquid
- water
- caustic scrubber
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Abstract
A kind of incinerator exhaust treatment system, including be sequentially connected incinerator, cooling tower, caustic scrubber, also include there are two independences in cooling tower, heat exchanger, heat exchanger and the passage of mutual heat exchange function, respectively spray liquid passage and cooling-water duct can be realized；Spray liquid passage water inlet connects the discharge outlet of caustic scrubber, the spray head inside spray liquid passage outlet connection cooling tower, spray liquid passage, one spray liquid circulation line of formation between cooling tower, caustic scrubber, and on the circulation line is provided with circulating pump；Cooling-water duct water inlet connects the discharge outlet of cooling tower, and cooling-water duct outlet connects the water inlet of cooling tower, forms a cooling water circulation pipeline, and be provided with circulating pump on the circulation line between cooling tower, cooling-water duct.The program improves the service life of cooling tower by setting up a set of device for lowering the temperature to acid-base neutralization water at cooling tower.
Description
Technical field
This utility model belongs to waste gas purification field, refers in particular to a kind of incinerator exhaust treatment system.
Background technology
The waste gas that chemical enterprise workshop produces needs to carry out purified treatment by exhaust treatment system to reach discharge standard
Outwardly could be discharged.Commonly used to incinerator in the processing system, the effect of incinerator is by toxic and harmful
Abundant incineration oxidation is carried out, the gas and heat energy release of nonhazardouss is converted into.
Incinerator in-furnace temperature is up to 800-1000 degree, up to 100 degree of outlet temperature, the usual band of the gas after therefore burning
Have high temperature, need through cooling tower spray, in caustic scrubber and after could outwards be discharged by chimney.Existing cooling tower is typically
It is made of stainless steel, the gas after burning is corrosive and temperature is higher due to band, is easily caused the reduction of cooling tower service life,
Damaged condition is occurred as soon as after being usually used three months.
The appearance of above-mentioned situation is relevant with the technological design in existing exhaust treatment system, as shown in Figure 2, generally cools down
The coolant (hereinafter referred to as spray liquid) sprayed in tower is stream after the water and spray produced by acid-base neutralization in caustic scrubber
Gas-liquid mixture to caustic scrubber is provided, and the water own temperature is just higher, is therefore passed through water pump and returns to enter to cooling tower
Row cooling operations effect is not especially good, and after circulation a period of time, the temperature of spray liquid reaches more than 80 DEG C, causes cooling tower one
Directly in the condition of high temperature, the corrosion and damage of stainless cooling tower is accelerated.
Utility model content
The purpose of this utility model is to provide a kind of incinerator exhaust treatment system, is applied mechanically by setting up one at cooling tower
In the device lowered the temperature by acid-base neutralization water, the service life of cooling tower is improve.
The purpose of this utility model is realized in：A kind of incinerator exhaust treatment system, including burning for being sequentially connected
Burn stove, cooling tower, caustic scrubber, it is characterised in that：
Also include there are two independences in cooling tower, heat exchanger, heat exchanger and the passage of mutual heat exchange function can be realized,
Respectively spray liquid passage and cooling-water duct；
Spray liquid passage water inlet connects the discharge outlet of caustic scrubber, inside spray liquid passage outlet connection cooling tower
Spray head, spray liquid passage, one spray liquid circulation line of formation between cooling tower, caustic scrubber, and on the circulation line
It is provided with circulating pump；
Cooling-water duct water inlet connects the discharge outlet of cooling tower, and cooling-water duct outlet connects the water inlet of cooling tower
Mouthful, a cooling water circulation pipeline is formed between cooling tower, cooling-water duct, and on the circulation line is provided with circulating pump.
Preferably, the cooling-water duct is coiled.
Preferably, the flow direction in the cooling-water duct is contrary with the flow direction in spray liquid passage.
Preferably, the caustic scrubber is provided with sewage draining exit.
Preferably, the air vent of the caustic scrubber is connected with chimney, and chimney bottom is connected with blower fan.
This utility model is prominent and beneficial compared to existing technology to be had the technical effect that：Spray liquid circulation line and cooling water are followed
Heat exchange is constantly realized on endless tube road, the temperature of spray liquid can be maintained at less than 30 DEG C, effectively reduces the temperature of spray liquid, is protected
Demonstrate,prove cooling tower to work under preference temperature, the cooling tower of stainless steel can normally play its corrosion proof function, service life
Longer.
Description of the drawings
Fig. 1 is process chart of the present utility model；
Fig. 2 is the process chart of prior art.
Reference：1st, chimney；2nd, caustic scrubber；2a, the discharge outlet of caustic scrubber；3rd, cooling tower；4th, heat exchanger；4a、
Cooling-water duct；4b, spray liquid passage；5th, cooling tower；6th, incinerator；7th, circulating pump.
Specific embodiment
This utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
A kind of incinerator exhaust treatment system, as shown in figure 1, including incinerator 6, cooling tower 3, caustic scrubber 2, incinerator
6 waste gas for producing are passed through at the top of cooling tower 3, and waste gas flows out into alkali by 3 bottom of cooling tower after 3 spraying cooling of cooling tower
Scrubbing tower 2, waste gas are flowed in caustic scrubber 2 from the bottom to top, and above caustic scrubber 2 arrange alkali liquor spray head, to neutralize
The acidity of waste gas, alkali liquor spray head here are located on an alkali closed circuit, arrange NaOH solution circulating pump 7 on alkali closed circuit
Circulation power is provided for loop；It is further opened with below caustic scrubber 2 for increasing dosing mouth and the admission port of concentration of lye,
Sewage draining exit is additionally provided with 2 bottommost of caustic scrubber；Last waste gas is flowed out by the top of caustic scrubber 2, is entered chimney 1 and is arranged
Go out.Blower fan connector is also set up in 1 bottom of chimney, to accelerate discharge of the waste gas from chimney 1.
Two set circulation lines, respectively spray liquid circulation line and cooling water circulation pipeline are additionally provided with the system,
Cooling water circulation pipeline Main Function is to carry out cooling operations to the spray liquid in spray liquid circulation line.Above-mentioned two sets of circulation pipes
Road is mainly made up of cooling tower 5, heat exchanger 4, cooling tower 3, caustic scrubber 2, there are in heat exchanger 4 two independences and can realize phase
The passage of mutual heat exchange function, respectively spray liquid passage 4b and cooling-water duct 4a.
Spray liquid passage 4b water inlets are arranged on 4 bottom of heat exchanger, and connect discharge outlet 2a of caustic scrubber；Spray liquid leads to
Road 4b outlets are arranged on the top of heat exchanger 4, and connect the spray head inside cooling tower 3, spray liquid passage 4b, cooling tower 3,
Spray liquid circulation line being formed between caustic scrubber 2, and being provided with circulating pump 7 on the circulation line, circulating pump 7 is preferably provided at
Between 2 outlet of spray liquid passage 4b water inlets and caustic scrubber so that the outlet high pressure of circulating pump 7 can be by spray liquid by changing
4 bottom of hot device is pumped to top.
Cooling-water duct 4a water inlets are arranged on 4 upper portion side wall of heat exchanger, and connect the discharge outlet of cooling tower 5, cooling water
Passage 4a outlets are arranged on 4 lower sides of heat exchanger, and connect the water inlet of cooling tower 5, cooling tower 5, cooling-water duct 4a
Between form a cooling water circulation pipeline, and be provided with circulating pump 7 on the circulation line；Here cooling-water duct 4a is disk
Tubular structure, by increasing capacitance it is possible to increase stroke of the cooling water in heat exchanger 4, raising heat exchanging efficiency；As cooling water is in the circulation pipe
It is from top to bottom to flow on road, spray liquid is to flow on the circulation line of itself from lower to upper, and this type of flow ensure that two
There is a more uniform temperature difference, raising heat exchanging efficiency on pipeline.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore：All equivalence changes that is done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (5)
1. a kind of incinerator exhaust treatment system, including be sequentially connected incinerator (6), cooling tower (3), caustic scrubber (2), its
It is characterised by：
Also include there are in cooling tower (5), heat exchanger (4), heat exchanger (4) two independences and mutual heat exchange function can be realized
Passage, respectively spray liquid passage (4b) and cooling-water duct (4a)；
The discharge outlet of spray liquid passage (4b) water inlet connection caustic scrubber (2), the connection cooling of spray liquid passage (4b) outlet
The internal spray head of tower (3), forms a spray liquid circulation between spray liquid passage (4b), cooling tower (3), caustic scrubber (2)
Pipeline, and circulating pump (7) is provided with the circulation line；
The discharge outlet of cooling-water duct (4a) water inlet connection cooling tower (5), cooling-water duct (4a) outlet connect cooling tower
(5) water inlet, forms a cooling water circulation pipeline between cooling tower (5), cooling-water duct (4a), and in the circulation line
It is provided with circulating pump (7).
2. incinerator exhaust treatment system according to claim 1, it is characterised in that：Cooling-water duct (4a) is disk
Tubular type.
3. incinerator exhaust treatment system according to claim 2, it is characterised in that：In cooling-water duct (4a)
Flow direction is contrary with the flow direction in spray liquid passage (4b).
4. incinerator exhaust treatment system according to claim 3, it is characterised in that：Caustic scrubber (2) row of being provided with
Dirty mouth.
5. incinerator exhaust treatment system according to claim 4, it is characterised in that：The aerofluxuss of caustic scrubber (2)
Mouth is connected with chimney (1), and chimney (1) bottom is connected with blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960537.7U CN206008437U (en) | 2016-08-26 | 2016-08-26 | Incinerator exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960537.7U CN206008437U (en) | 2016-08-26 | 2016-08-26 | Incinerator exhaust treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206008437U true CN206008437U (en) | 2017-03-15 |
Family
ID=58251326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620960537.7U Active CN206008437U (en) | 2016-08-26 | 2016-08-26 | Incinerator exhaust treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206008437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059561A (en) * | 2019-12-25 | 2020-04-24 | 东莞市建安管桩有限公司 | Tubular pile boiler steam system |
-
2016
- 2016-08-26 CN CN201620960537.7U patent/CN206008437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059561A (en) * | 2019-12-25 | 2020-04-24 | 东莞市建安管桩有限公司 | Tubular pile boiler steam system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG SILVER-ELEPHANT BIO-ENGINEERING Co.,Ltd. Assignor: ZHEJIANG SHENGDA BIO-PHARM Co.,Ltd. Contract record no.: X2021330000155 Denomination of utility model: Incinerator waste gas treatment system Granted publication date: 20170315 License type: Common License Record date: 20210828 |